Sh2-173 Phantom Mask Nebula
An interesting region in the contellation of Cassiopea. Centered to sh2-177 but most visible is another object from the sharpless catalogue: sh2-173 named The Phantom Mask Nebula
Photo Details
Telescope: FSQ106EDX (530 mm) Takahashi
Camera: Sbig STL1100XM, internal Sbig Filter wheel, Baader 50mm round HLRGB filters
Mount: NJP Takahashi
Guiding: self-guided
Exposure: Ha 5x30min RGB 1x5min each
When: August 2016
Other information: All taken in the city of Tarnów, Poland